package lab02.test11;

/**
 * Created by Lenovo on 2017/10/25.
 */
public class Square extends Rectangle {
    double c;
    Square(double a, double b) {
        super(a, b);
    }

    public double getDiagonal()
    {
        c=Math.sqrt(a*a+b*b);
        return c;
    }

    public  void printMyWay() {
        System.out.println("该矩形的长a=" + a + "宽b=" + b);
        System.out.println("面积s=" + getArea());
        System.out.println("周长l=" + getLength());
        System.out.println("对角线d=" + getDiagonal());
    }

    public static void main(String[] args) {
        Rectangle rectangle;
        Square square;
        rectangle = new Rectangle(5, 3);
        square = new Square(4, 4);
        rectangle.printMyWay();
        square.printMyWay();



    }
}
